The package you purchase includes: 1 pack of black L50 toner cartridge. What type of printer is it suitable for ImageClass D660 ImageClass D661 ImageClass D680 ImageClass D760 ImageClass D761 ImageClass D780 ImageClass D860 ImageClass D861 ImageClass D880 product advantage Our product color absolutely give a person at the moment a bright touch, the output of the absolute large capacity, quality assurance This product is suitable for many occasions Homes, schools, hospitals, government, trade companies, financial companies, and other fields. Quality after-sales service If there is any quality problem with our products, please feel free to contact, we provide 3 yearslimited free replacement service. we will provide you with satisfactory solutions in time,Have a nice shopping trip.